G4InitXscPAI.hh

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// $Id$
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// 
// G4InitXscPAI.hh -- header file
//
// History:
//
// 02.04.04, V. Grichine: 1st version based on G4PAIxSection class
 
#ifndef G4INITXSCPAI_HH
#define G4INITXSCPAI_HH
 
#include "G4ios.hh"
#include "globals.hh"
#include "Randomize.hh"
#include "G4OrderedTable.hh"
#include "G4PhysicsLogVector.hh"
 
class G4MaterialCutsCouple;
class G4SandiaTable;
 
class G4InitXscPAI
{
public:
      // Constructors
  G4InitXscPAI( const G4MaterialCutsCouple* matCC);
 
  virtual ~G4InitXscPAI() ;
 
  // Methods
  // General control functions
 
  void KillCloseIntervals();
 
  void Normalisation();
 
 
  // Physical methods
 
 
  G4double RutherfordIntegral( G4int intervalNumber,
                                   G4double limitLow,
                       G4double limitHigh     ) ;
 
  G4double IntegralTerm(G4double omega);
 
  G4double ImPartDielectricConst( G4int intervalNumber,
                                      G4double energy        ) ;
 
  G4double RePartDielectricConst(G4double energy) ;
 
  G4double ModuleSqDielectricConst( G4int intervalNumber,
                                      G4double energy        ) ;
 
  G4double DifPAIxSection( G4double omega ) ;
  G4double DifPAIdEdx( G4double omega ) ;
 
  G4double PAIdNdxCherenkov( G4double omega ) ;
 
  G4double PAIdNdxPlasmon( G4double omega ) ;
 
  void     IntegralPAIxSection(G4double bg2, G4double Tmax) ;
  void     IntegralCherenkov(G4double bg2, G4double Tmax) ;
  void     IntegralPlasmon(G4double bg2, G4double Tmax) ;
 
  void      IntegralPAIdEdx(G4double bg2, G4double Tmax) ;
 
 
  G4double GetPhotonLambda( G4double omega ) ;
 
 
  G4double GetStepEnergyLoss( G4double step ) ;
  G4double GetStepCerenkovLoss( G4double step ) ;
  G4double GetStepPlasmonLoss( G4double step ) ;
 
  // Inline access functions
 
 
  G4int GetIntervalNumber() const { return fIntervalNumber ; }
  G4int GetBinPAI() const { return fPAIbin ; }
 
  G4double GetNormalizationCof() const { return fNormalizationCof ; }
 
  G4double GetMatSandiaMatrix(G4int i, G4int j) const
          { return (*(*fMatSandiaMatrix)[i])[j]; }
 
  G4PhysicsLogVector* GetPAIxscVector() const { return fPAIxscVector;}
  G4PhysicsLogVector* GetPAIdEdxVector() const { return fPAIdEdxVector;}
  G4PhysicsLogVector* GetPAIphotonVector() const { return fPAIphotonVector;}
  G4PhysicsLogVector* GetPAIelectronVector() const { return fPAIelectronVector;}
  G4PhysicsLogVector* GetChCosSqVector() const { return fChCosSqVector;}
  G4PhysicsLogVector* GetChWidthVector() const { return fChWidthVector;}
 
protected :
 
private :
 
  G4InitXscPAI & operator=(const G4InitXscPAI &right);
  G4InitXscPAI(const G4InitXscPAI&);
 
  // Local class constants
 
  static const G4double fDelta ; // energy shift from interval border = 0.001
  static const G4int fPAIbin;
  static const G4double fSolidDensity; // ~the border between gases and solids
 
  G4int    fIntervalNumber;    //  The number of energy intervals
  G4double fNormalizationCof;   // Normalization cof for PhotoAbsorptionXsection
  G4int    fCurrentInterval;
  G4int    fIntervalTmax;
  G4double fBetaGammaSq ;        // (beta*gamma)^2
  G4double fTmax;
  G4double fDensity ;            // Current density
  G4double fElectronDensity ;    // Current electron (number) density
 
  // Arrays of Sandia coefficients
 
  G4OrderedTable* fMatSandiaMatrix;
  G4SandiaTable*  fSandia;
 
  // vectors of integral cross-sections
  
  G4PhysicsLogVector* fPAIxscVector;
  G4PhysicsLogVector* fPAIdEdxVector;
  G4PhysicsLogVector* fPAIphotonVector;
  G4PhysicsLogVector* fPAIelectronVector;
  G4PhysicsLogVector* fChCosSqVector;
  G4PhysicsLogVector* fChWidthVector;
  
};    
 
#endif   
 
//
//
/////////////////   end of G4InitXscPAI header file    //////////////////////